卡通手绘风温馨动物叠叠乐睡眠场景插画

minimalist cartoon illustration, green color scheme with orange, gray, yellow, and white, three animals: a cat sitting at the top with closed eyes and calm expression, a small gray dog lying on a larger yellow dog at the bottom, yellow dog lying on its side with closed eyes, harmonious and intimate relationship, white paw print patterns in the background, simple background design, warm and cute visual effect, conveying tranquility, friendship, and comfort